Overflow Ball Mill cover 1
Overflow Ball Mill
overflow ball mill has relatively simple structure--the advantage of no grate fence, high fineness in grinding, and less ball loading etc. Widely used in the second segment or place of comparably finer product.
  • Output size
    30-400 mesh
  • Capacity
    0.5-100 t/h
  • Power
    18.5kw-1000kw

Applicable Material

Overflow Ball Mill
It is used to grind kinds of materials such as copper ore, gold ore, magnetite ore, quartz, lead zinc ore and other materials into fine powder 20-75micrometer.

Product Features

Simple structure, smooth operation

There is no inertia impact, the equipment runs smoothly, and reduces the downtime and maintenance time of the mill, improving the efficiency.

Parts wear resistant, long life

Using high quality plate, lining can be replaced, rotary gear using casting gear hobbing processing, the cylinder body is inlaid with wear-resistant lining plate, has good wear resistance.

Closed system is adopted to reduce dust

Ball mill and classifier form closed system, negative pressure conveying, small dust, green environment protection.

Reliable operation, energy saving effect is remarkable

The bearing body is lubricated by grease, which greatly reduces friction resistance, and the fuel consumption is extremely low and the operation is more convenient.

Working Principle

1.Overflow Ball Mill is a omitted by the outer gear. The materials are transferred to the grinding chamber through the quill shaft uniformly. There are ladder liner and ripple liner and different specifications of steel balls in the chamber. 

2.The centrifugal force caused by rotation of barrel brings the steel balls to a certain height and impact and grind the materials. The ground materials are discharged through the discharging board thus the grinding process is finished.

Overflow Ball Mill

Technical Parameter

Model
shell rotation speed (r/min)
Ball load (t)
Feeding size(mm)
Discharging size(mm)
Capacity (t/h)
Power (KW)
Weight (T)
900×1800
38
1.5
≤15
0.075 -0.89
0.65 -2
18.5
3.6
900×2100
38
1.3-1.4
≤20
0.075 -0.83
0.7-3.5
18.5
3.9
900×3000
38
2.7
≤20
0.075 -0.89
1.1-3.5
22
4.5
1200×2400
32
3.8
≤25
0.0745-0.6
1.5-4.8
30
11.5
1200×2800
32
3.3-3.5
≤25
0.0745-0.6
2-6
30
12.8
1200×3000
36
3.5
≤25
0.074-0.4
1.6-5
37
13
1200×4500
32
7
≤25
0.074 -0.4
1.6-5.8
45
13.8
1500×3000
27
8
≤25
0.074 -0.4
2-5
75
17
1500 ×3500
27
6.75-6.4
≤25
0.075 -0.4
3-7
75
17.5
1500×4500
27
14
≤25
0.074 -0.4
3.5-12
110
21
1500×5700
27
15
≤25
0.074 -0.4
3.5-8
115
24.7
1830×3000
24
18
≤25
0.074 -0.4
4-10
130
28
1800×3600
24
10.6-11.35
≤25
0.075 -0.4
5-22
130
30
1830*4500
25.4
15
<=25
0.074-0.4
4.5-12
155
32
1830×6400
24.1
21
≤25
0.074~0.4
6.5-15
210
34
1830×7000
24
25
≤25
0.074 -0.4
7.5-17
210
36
2100×3000
23.7
15
≤25
0.074-0.4
6.5-36
155
39
2100×3600
22
14-15.2
≤25
0.075 -0.4
15-36
370
42
2100×4500
23.7
24
≤25
0.074-0.4
8-43
245
43.8
2100×7000
23.7
26
≤25
0.074-0.4
8-48
280
56.6
2200×4500
21.5
27
≤25
0.074-0.4
9-45
280
45.5
2200×5500
21
30
≤25
0.074 -0.4
10-20
210
48.5
2200×6500
21
31
≤25
0.074 -0.4
14-26
380
52.8
2200*7000
21.7
35
<=25
0.074-0.4
15-28
380
54
2200×7500
21
33
≤25
0.074 -0.4
16-29
380
56
2400×3000
20.6
15.5-16.6
≤25
0.075 -0.4
22-24
245
59
2400×4500
21
30
≤25
0.074 -0.4
8.5-60
380
65
2700×3600
20.6
39
≤25
0.074 -0.4
12-70
400
91.3
2700×4000
20.7
40
≤25
0.074 -0.4
12-80
400
94
2700×4500
20.7
48
≤25
0.074 -0.4
12-90
430
102
3200×4500
18
65
≤25
0.075-0.4
30-90
800
137

Company Profile

Kolev Equipment Technology Co., Ltd. is a large-scale private technology enterprise. The company is committed to the research and development, production and sales of technical equipment for the mining and metal ore industries. It has been deeply involved in the ultra-fine grinding, industrial drying and crushing sand making industries for many years. We can provide you with Provide intelligent solutions and mature supporting products, focusing on the development of various powder equipment, complete powder production lines, drying production lines, sand and gravel line equipment and projects.Products are sold to 160 countries and regions and are well received by customers.
Kolev Equipment has always been adhering to the business philosophy of surviving by quality and developing by credibility, striving to win the trust of customers with high-quality products and perfect after-sales service, and create a brilliant future for Kolev.

Company Profile
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Henan Kolev Equipment Technology Co., Ltd
Henan Kolev Equipment Technology Co., Ltd
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The company is located in No. 145, Industrial Road West Section, Shangjie District, Zhengzhou City, covering an area of more than 15,000 square meters.

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